[FFmpeg-devel] [PATCH 5/7] doc/encoders: Add sliding_window docs for h264_vaapi.
Jun Zhao
mypopydev at gmail.com
Sat Nov 3 04:52:10 EET 2018
Add sliding_window docs for h264_vaapi encoder.
Signed-off-by: Jun Zhao <jun.zhao at intel.com>
---
doc/encoders.texi | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/doc/encoders.texi b/doc/encoders.texi
index 6851e75..c558b76 100644
--- a/doc/encoders.texi
+++ b/doc/encoders.texi
@@ -2624,6 +2624,10 @@ Each encoder also has its own specific options:
improves subjective visual quality. It may have a negative impact on performance and
objective visual quality metrics. Default is off and can't compatible with Constant QP.
+ at option{sliding_window} enabled the sliding windows bit rate control, that is a feature to
+reduce the instant bitrate fluctuation, occasional big frame size for intra and scene
+change frames are allowed. And the fluctuation level can be controlled by max bit rate.
+
@table @option
@item coder
Set entropy encoder (default is @emph{cabac}). Possible values:
--
1.7.1
More information about the ffmpeg-devel
mailing list